Pro Jewelry .925 Sterling Silver "Pink Crystal Awareness Ribbon" Stud Earrings for Children & Women ECCRB 20 (PP 9) Quantity: 1 Pair Size: 8.1mm x 6.8mm Post: 11.6mm conversion : 1 inch = 25.4mm or 1mm = 0.0393 inch Hypoallergenic / Nickel Free Material: Sterling Silver 925 Stamped